Olfactory response Mean±SEM, n=10 of adult Bactrocera zonata flies towards an olfactometer arm with odour sources of A, distilled water extract of moringa bark (D.W MB), methanolic extract of moringa bark (MMB), and ethanolic extract of moringa bark (EMB). B, distilled water extract of moringa leaves (D.W ML), methanolic extract of moringa leaves (MML), and ethanolic extract of moringa leaves (EML).